Read Sony BDP-S2200 Service Manual online
6-7
BDP-S2200
6-6. Remote does not operate
Check of +3.3V voltage at IC710 pin1?
No
(MB board)
No
To Power supply flow chart
Yes
No
Check FFC disconnected from
CN701 or broken?
CN701 or broken?
Yes
Check of appearance waveform during
pressing remote control at IC710 pin2
pressing remote control at IC710 pin2
No
Yes
Check of +3.3V voltage at CN392 pin 1?
Check of +3.3V voltage at CN701 pin 1?
No
FFC
NG
FFC
NG
Check of appearance waveform during
pressing remote control at CN392
pin3 (MB board)
pressing remote control at CN392
pin3 (MB board)
Yes
Yes
No
Replace IC710
If symptoms do not improve,
If symptoms do not improve,
Check FFC disconnected from
CN701 or broken?
CN701 or broken?
No
Yes
Yes
Check pattern around IC710
If symptom do not improve,
FR board
If symptom do not improve,
FR board
NG
FR board
NG
FR board
NG
FR board
NG
FR board
NG
Replace MB board
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